body {
  background-color: #f8f8f8;
}
header {
  z-index: 999;
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 11.7333vw;
  text-align: center;
  background-color: #fff;
}
header p {
  line-height: 11.7333vw;
  font-weight: 700;
  font-size: 16px;
}
footer {
  z-index: 999;
  display: flex;
  justify-content: space-around;
  align-items: center;
  position: fixed;
  left: 0;
  bottom: 0;
  border-top: 0.2667vw solid rgba(0, 0, 0, 0.33);
  width: 100%;
  height: 13.3333vw;
  background-color: #fff;
}
footer a {
  text-align: center;
}
footer a .iconfont {
  font-size: 5.8667vw;
}
footer a p {
  font-size: 2.6667vw;
}
footer a:nth-child(3) {
  color: #fa2209;
}
.box {
  margin-top: 11.7333vw;
  margin-bottom: 13.3333vw;
  padding: 35.7333vw 9.0667vw;
}
.box .sun {
  width: 80vw;
  height: 77.3333vw;
  text-align: center;
}
.box .sun img {
  width: 55.7333vw;
  height: 36.2667vw;
}
.box .sun p {
  font-size: 5.3333vw;
  color: grey;
  margin: 9.8667vw 0;
}
.box .sun .sum {
  width: 164px;
  margin: 0 auto;
  font-size: 23px;
  height: 47px;
  line-height: 47px;
  text-align: center;
  color: #fff;
  border-radius: 37px;
  background: linear-gradient(90deg, #f9211c, #ff6335);
}
